user
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Given two things, create a metaphor to compare them.

### Input:
Things: A roller coaster and life

### Response:
assistant
Life is like a roller coaster - it has its ups and downs, thrilling highs and terrifying lows, but ultimately it is an amazing journey.